After touring a federal law enforcement facility, South Carolina Rep. Jeff Duncan, a member of the Homeland Security oversight subcommittee, left with questions over the fact that some agents firing rifles were from the IRS.

“When I left there, it’s been bugging me for weeks now, why IRS agents are training with a semi-automatic rifle AR-15, which has stand-off capability,” Duncan told Politico. “Are Americans that much of a target that you need that kind of capability?